{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:HQPSNWRFDXW2PCAJYDHDLQHX6Q","short_pith_number":"pith:HQPSNWRF","canonical_record":{"source":{"id":"0803.0116","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-02T11:41:37Z","cross_cats_sorted":[],"title_canon_sha256":"0a01c942981fd65d667ab387afcf075b045c93280eeabcd9b9cf8a00d871fd9c","abstract_canon_sha256":"0f549d2fbc4ab3e319567e828140865646644bf9927b172164d60ab5191b7793"},"schema_version":"1.0"},"canonical_sha256":"3c1f26da251deda78809c0ce35c0f7f41925ef971b9055dff1add0e74c397bbc","source":{"kind":"arxiv","id":"0803.0116","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.0116","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"arxiv_version","alias_value":"0803.0116v1","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.0116","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"pith_short_12","alias_value":"HQPSNWRFDXW2","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"HQPSNWRFDXW2PCAJ","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"HQPSNWRF","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:HQPSNWRFDXW2PCAJYDHDLQHX6Q","target":"record","payload":{"canonical_record":{"source":{"id":"0803.0116","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-02T11:41:37Z","cross_cats_sorted":[],"title_canon_sha256":"0a01c942981fd65d667ab387afcf075b045c93280eeabcd9b9cf8a00d871fd9c","abstract_canon_sha256":"0f549d2fbc4ab3e319567e828140865646644bf9927b172164d60ab5191b7793"},"schema_version":"1.0"},"canonical_sha256":"3c1f26da251deda78809c0ce35c0f7f41925ef971b9055dff1add0e74c397bbc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:00.669242Z","signature_b64":"7qHZ1FoVNquAv98SFJvNvUqCfSQwANWyqnLcX5RVG2hx+EX0plgNGazqrqdknKVWT97NPbYgtfY2YBCHGSxGCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3c1f26da251deda78809c0ce35c0f7f41925ef971b9055dff1add0e74c397bbc","last_reissued_at":"2026-05-18T02:16:00.668725Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:00.668725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0803.0116","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:16:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jt+wqq5+gP0N734DH5RUr6XlCja4bcZLY4kEkqUuXu4WFjLNJARgCnGJYaTCuF7Xh5ZA0CjLTVO+clzZGi8MAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T08:03:47.813424Z"},"content_sha256":"cae346782cd165f71430a03316954af176caad261a2744e0aa827444493a0f4b","schema_version":"1.0","event_id":"sha256:cae346782cd165f71430a03316954af176caad261a2744e0aa827444493a0f4b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:HQPSNWRFDXW2PCAJYDHDLQHX6Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Implications of H.E.S.S. observations of pulsar wind nebulae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Djannati-Ata\\\"i, O.C. de Jager","submitted_at":"2008-03-02T11:41:37Z","abstract_excerpt":"In this review paper on pulsar wind nebulae (PWN) we discuss the properties of such nebulae within the context of containment against cross-field diffusion (versus normal advection), the effect of reverse shocks on the evolution of offset ``Vela-like'' PWN, constraints on maximum particle energetics, magnetic field strength estimates based on spectral and spatial properties, and the implication of such field estimates on the composition of the wind. A significant part of the discussion is based on the High Energy Stereoscopic System ({\\it H.E.S.S.} or {\\it HESS}) detection of the two evolved p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.0116","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:16:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Tx/ZuXchpMi62Xjkyk0qIwTMMgq2xaEeAViD3xPhFXrkwjtV7ytqTpw0xS5FvQ6xuZJFttjPr+bJ/KrlKIjAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T08:03:47.813975Z"},"content_sha256":"e39580e2987c6d6633ae5f17791b24ae7aa2ec615d679c689092d7b0daf52377","schema_version":"1.0","event_id":"sha256:e39580e2987c6d6633ae5f17791b24ae7aa2ec615d679c689092d7b0daf52377"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q/bundle.json","state_url":"https://pith.science/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T08:03:47Z","links":{"resolver":"https://pith.science/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q","bundle":"https://pith.science/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q/bundle.json","state":"https://pith.science/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HQPSNWRFDXW2PCAJYDHDLQHX6Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:HQPSNWRFDXW2PCAJYDHDLQHX6Q","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"0f549d2fbc4ab3e319567e828140865646644bf9927b172164d60ab5191b7793","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-02T11:41:37Z","title_canon_sha256":"0a01c942981fd65d667ab387afcf075b045c93280eeabcd9b9cf8a00d871fd9c"},"schema_version":"1.0","source":{"id":"0803.0116","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.0116","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"arxiv_version","alias_value":"0803.0116v1","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.0116","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"pith_short_12","alias_value":"HQPSNWRFDXW2","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"HQPSNWRFDXW2PCAJ","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"HQPSNWRF","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:e39580e2987c6d6633ae5f17791b24ae7aa2ec615d679c689092d7b0daf52377","target":"graph","created_at":"2026-05-18T02:16:00Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this review paper on pulsar wind nebulae (PWN) we discuss the properties of such nebulae within the context of containment against cross-field diffusion (versus normal advection), the effect of reverse shocks on the evolution of offset ``Vela-like'' PWN, constraints on maximum particle energetics, magnetic field strength estimates based on spectral and spatial properties, and the implication of such field estimates on the composition of the wind. A significant part of the discussion is based on the High Energy Stereoscopic System ({\\it H.E.S.S.} or {\\it HESS}) detection of the two evolved p","authors_text":"A. Djannati-Ata\\\"i, O.C. de Jager","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-02T11:41:37Z","title":"Implications of H.E.S.S. observations of pulsar wind nebulae"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.0116","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:cae346782cd165f71430a03316954af176caad261a2744e0aa827444493a0f4b","target":"record","created_at":"2026-05-18T02:16:00Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"0f549d2fbc4ab3e319567e828140865646644bf9927b172164d60ab5191b7793","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-03-02T11:41:37Z","title_canon_sha256":"0a01c942981fd65d667ab387afcf075b045c93280eeabcd9b9cf8a00d871fd9c"},"schema_version":"1.0","source":{"id":"0803.0116","kind":"arxiv","version":1}},"canonical_sha256":"3c1f26da251deda78809c0ce35c0f7f41925ef971b9055dff1add0e74c397bbc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c1f26da251deda78809c0ce35c0f7f41925ef971b9055dff1add0e74c397bbc","first_computed_at":"2026-05-18T02:16:00.668725Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:00.668725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7qHZ1FoVNquAv98SFJvNvUqCfSQwANWyqnLcX5RVG2hx+EX0plgNGazqrqdknKVWT97NPbYgtfY2YBCHGSxGCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:00.669242Z","signed_message":"canonical_sha256_bytes"},"source_id":"0803.0116","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cae346782cd165f71430a03316954af176caad261a2744e0aa827444493a0f4b","sha256:e39580e2987c6d6633ae5f17791b24ae7aa2ec615d679c689092d7b0daf52377"],"state_sha256":"ea51a4b127db530e44ffd6f633122d3a4fb91cad9fa185dae3cd841611b23168"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ekLfKJWOiczuFoDx5YqoLsKOnkUPbN3eWbCnnH9hcP4B+ERG5weX9/NbRQ+ZnJGXqKmlj+R8C5I7Bk0BH/mVDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T08:03:47.817213Z","bundle_sha256":"c6ccc782a367768198d2d9e3109ff9aad9a8f74c24b934190840af50c926f86c"}}